Home / 257,941.14-355,671.27-167,177.94

Finding the Fourth Proportional to 257,941.14, 355,671.27 and 167,177.94

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Solution

The fourth proportional to 257,941.14, 355,671.27 and 167,177.94 is: 230,519.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,941.14 : 355,671.27 = 167,177.94 : x
  2. Step 2: Convert to fraction form
    257,941.14/355,671.27 = 167,177.94/x
  3. Step 3: Cross multiply
    257,941.14x = 355,671.27 × 167,177.94
  4. Step 4: Simplify right side
    257,941.14x = 59,460,390,235.78
  5. Step 5: Solve for x
    x = 59,460,390,235.78/257,941.14
  6. Step 6: Final answer
    x = 230,519.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.